hi. i have buy me a pair of this vx7104 7x10 speaker and i have problem when i shall conect them,i cant find any + or - on the speaker???and when i buy them there was no manuals and on your homepage also dosent exit. i am going to build them in the dash so i dont whant any misstake.much work.what can i do?can you help me?do you have a manuals or a something so i see how to conect.i am in a hurry.best regards joakim email.jockeferm@hotmail.com